نتایج جستجو برای: automatic control

تعداد نتایج: 1452538  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان 1386

چکیده ندارد.

Journal: :iranian journal of radiology 0
myeong seong kim department of radiology, the korean national cancer center, goyang, republic of korea; graduate school of public health and institute of health and environment, seoul national university, seoul, republic of korea jong-woong lee department of radiology, kyung hee university hospital at gang-dong, seoul, republic of korea sun geun kim department of radiological technology, baekseok culture university, cheonan, republic of korea dae cheol kweon department of radiological science, shinhan university, uijeongbu, republic of korea; department of radiologic science, shinhan university, uijeongbu-shi, republic of korea. tel: +82-318703416, fax: +82-318703419

conclusion scout views may be useful in determining dose and image quality in ct scanning; however, it is necessary to first determine the most appropriate scout view for ct scans. background while using the automatic exposure control technique in computed tomography (ct), the scout view determines the radiation dose for the ct scan by taking anatomical morphology into consideration. objectives...

Control of wellbore pressure during drilling operations has always been important in the oil industry as this can prevent the possibility of well blowout. The present research employs a combination of automatic process control and statistical process control for the first time for the identification, monitoring, and control of both random and special causes in drilling operations. To this end, ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1393

psychometric properties of automatic thoughts questionnaire and investigation of the relationship between automatic thoughts with cognitive emotion regulation and self regulated learning

Journal: :international journal of smart electrical engineering 0
ehsan tehrani 1department of electrical engineering, buinzahra branch, isamic azad university, buinzahra, amir reza zare bidaki young researchers and elite club, buinzahra branch, islamic azad university, buinzahra mohsen farahani young researchers and elite club, east tehran branch, islamic azad university, tehran iran

abstract in this paper, a fuzzy pid with new structure is proposed to solve the load frequency control in interconnected power systems. in this study, a new structure and effective of the fuzzy pid-type load frequency control (lfc) is proposed to solve the load frequency control in interconnected power systems. the main objective is to eliminate the deviations in the frequency of different area...

Journal: :Nature 1951

Journal: :journal of agricultural science and technology 2011
n. bagheri a. keyhani s. mohtasebi a. r. alimardani sh. rafee

to increase agricultural crops’ quality and to minimize losses in the final product and used energy during the drying process, major drying system parameters should be continuously controlled. precise control of such parameters is attained by using automatic control systems. to optimize the overall dryer efficiency in a forced convective solar dryer, a controller was designed, constructed a...

Journal: :روش های عددی در مهندسی (استقلال) 0
سید حسین پورتاکدوست و سیداحمد فاضل زاده حقیقی seid h. pourtakdoust s.a. fazelzadeh haghighi

guidance and control of aircraft in the landing phase imposes extra pilot work loads, hence application of automatic landing control systems is of great importance. in this study automatic landing control systems are introduced and an optimal landing control system is designed. the control system performance criteria are based on minimum control effort. the designed system is simulated for a tr...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده فنی و مهندسی 1387

abstract biometric access control is an automatic system that intelligently provides the access of special actions to predefined individuals. it may use one or more unique features of humans, like fingerprint, iris, gesture, 2d and 3d face images. 2d face image is one of the important features with useful and reliable information for recognition of individuals and systems based on this ...

Purpose: The aim of the current study was to investigate the effectiveness of schema therapy and mindfulness based cognitive therapy on the rate of using negative automatic thoughts in women with major depression in Mashhad. Participants were 36 depressed women clients, randomly selected and randomly designated to 3 groups (two experimental group and control group). Materials and method: This s...

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